{"product_id":"nubatama-ume-60-black","title":"Nubatama Ume #60 (Black)","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cblockquote style=\"border-left: 4px solid #333; margin: 0 0 20px 0; padding: 10px 15px; background-color: #f9f9f9;\"\u003e\n\u003cstrong\u003eWhy You Need This Stone:\u003c\/strong\u003e The #60 grit is an extra-coarse abrasive designed for severe metal removal, heavy reprofiling, and major edge restoration. Formulated in a massive 50mm \"brick\" profile for exceptional service life under shop use, this stone allows you to reshape damaged blades and grind out deep chips rapidly on a bench stone without risking the temper of the steel.\u003c\/blockquote\u003e\n\u003cp\u003e\u003cstrong\u003eBuy This Stone If:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYou need to repair severe edge chips, broken tips, or heavily damaged blade geometries.\u003c\/li\u003e\n\u003cli\u003eYou are performing extensive thinning on thick cutlery or reshaping primary bevels from scratch.\u003c\/li\u003e\n\u003cli\u003eYou want the massive working height and long lifespan of a 50mm brick profile from the Ken Schwartz Estate collection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr style=\"border: 0; border-top: 1px solid #eee; margin: 20px 0;\"\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Nubatama\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrit:\u003c\/strong\u003e #60 (Extra Coarse)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Ume (Black)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Soaking \/ Semi-Soaking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions \/ Profile:\u003c\/strong\u003e 210 x 75 x 50mm Brick\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBinder Hardness:\u003c\/strong\u003e Medium-Hard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvenance:\u003c\/strong\u003e Ken Schwartz Estate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eNotes \u0026amp; Usage\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Tasks:\u003c\/strong\u003e\u003cul\u003e\n\u003cli\u003eGrinding out deep edge chips, broken tips, and major bevel damage.\u003c\/li\u003e\n\u003cli\u003eAggressive thinning behind the edge on thick, unmaintained kitchen or shop tools.\u003c\/li\u003e\n\u003cli\u003eRapidly resetting bevel angles before transitioning to standard coarse repair stones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Action \u0026amp; Speed:\u003c\/strong\u003e Uses coarse silicon carbide abrasive particles to shear through steel rapidly. It creates a dark slurry that accelerates material removal during heavy grinding sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Feedback:\u003c\/strong\u003e Very tactile with an aggressive, audible \"bite.\" The stone provides direct feedback on high spots along the bevel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel Compatibility:\u003c\/strong\u003e Works effectively across all metal types, including tough stainless alloys, carbon steels, and hard tool steels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProgression Ideas\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePreceding Step (Lower Grit):\u003c\/strong\u003e None (this is among the coarsest bench stone steps available for manual grinding).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollowing Step (Higher Grit):\u003c\/strong\u003e Nubatama Ume #180 or Bamboo #150 (to refine the #60 scratch pattern before moving to medium repair grits).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAlso Consider\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor Extreme Material Removal:\u003c\/strong\u003e If you need maximum aggressive grinding, consider the \u003cstrong\u003eNubatama Ume #25 Black Aratae\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEssential Maintenance:\u003c\/strong\u003e Pair with an extra-coarse diamond flattening plate (e.g., 140 grit) to maintain surface flatness during intensive grinding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCondition\u003c\/h4\u003e\n\u003cp\u003eNew in original factory box and packaging. Due to long-term storage (5+ years), outer boxes and paper wrapping may show minor shelf wear or scuffing.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Photos represent our stock inventory for this stone; individual box wear or color tone may vary slightly from the unit pictured. Reference objects (rulers, coins) are for scale only and are not included.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pacific Waterstone","offers":[{"title":"Default Title","offer_id":48045175865502,"sku":"NUB-UME-60-INDIVIDUAL-1","price":53.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0785\/1386\/4862\/files\/ume_logo.png?v=1785129107","url":"https:\/\/pacificwaterstone.com\/products\/nubatama-ume-60-black","provider":"Pacific Waterstone","version":"1.0","type":"link"}